PLZ HELP "NO LINKS" A vessel of volume 22.4 dm3 contains 2.0 mol H2(g) and 1.0 mol N2(g) at 273.15 K.
(a) Calculate the mole fractions of each component.
H2:

N2:

(b) Calculate the partial pressures of each component.
H2:

N2:

(c) Calculate the total pressure.

Thanks!

it means there are 3 atoms of oxygen

c, liquids evaporate, creating a gas

water and alcohols have similar properties because water molecules contain hydroxyl groups that can form hydrogen bonds with other water molecules and with alcohol molecules, and likewise alcohol molecules can form hydrogen bonds with other alcohol molecules as well as with water.